Yeah, it looks like. In fact 3HvhrJLyrkdYsiwLtFs3Vbz6ZXm8pGudDe it's my BTC address. That address doesn't exist in LTC blockchain.The operation will remain redeemed forever.My wallet, block.io shouldn't let me send to an invalid LTC address.Actually, i wanted to exchange an amount of LTC through changelly.com and send it the BTC account, but somehow i made a mistake.